Wireless charger



FIG. 1 is a bottom, front perspective view of a wireless charger,showing my new design;

FIG. 2 is a top, back perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a back elevation view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

CLAIM The ornamental design for a wireless charger, as shown anddescribed.